Small Bowel Studies (small intestine)

Question 1

List the 3 components of the Small Intestine

Answer 1

1) Duodenum
2) Jejunum
3) Ileum

Question 2

The duodenum is known to be _______, _______ and most fixed portion of the small intestine

Answer 2

shortest and widest

Question 3

The Jejunum makes up ________ of the small intestines. It contains mucosal folds known as __________________. These folds have a “__________” and “____________” appearance.

Answer 3

2/5, Plicae Circulares, Feathery, coiled spring

Question 4

The Ileum makes up _________ of the small intestine. It appears ___________on the radiograph. The internal diameter gets __________ from the Duodenum to the ileum.

Answer 4

3/5, smoother, smaller

Question 5

Which of the structures connects the small intestines to the posterior abdominal wall?

Answer 5

Mesentery: loosely connects the small bowel to the posterior abdominal wall

Question 6

The CR and imaging receptor should be centered approximately _______ Higher for the 15-30min. small bowel image than for the later images.

Answer 6

2 inches Higher

Question 7

What is the difference between Enteritis and Regional enteritis?

Answer 7

Enteritis is inflammation of the small intestine caused by bacteria or protozoan factors.
Regional enteritis is an inflammatory disease with an unknown cause. It affects the gastrointestinal tract, mainly the Terminal Ileum.

Question 8

What is another name for Regional Enteritis?

Answer 8

Crohn’s Disease

Question 9

What procedure is performed for someone with Crohn’s Disease ( Regional enteritis)?

Answer 9

Enteroclysis

Question 10

What is the average length time in a small bowel series for the barium to pass through the ileocecal valve on a healthy patient?

Answer 10

2-3 hours

Question 11

What are the contraindications for Barium Contrast?

Answer 11

1)Presurgical patient/ Perforated Hollow Viscus
2)Large Bowel obstruction

Question 12

What are the contraindications for Water-soluble iodinated contrast?

Answer 12

1) Dehydrated patients
2) Sensitivity to Iodine
3) Patients with high risk of aspiration

Question 13

What are the 2 reasons we do a small bowel series study?

Answer 13

FORM & FUNCTION ( measured in TIME)

Question 14

What are the 4 parts of the colon in the large intestine?

Answer 14

Ascending colon, Transverse colon, Descending colon, sigmoid colon

Question 15

What are the 2 flexures of the large intestine?

Answer 15

Right (hepatic) colic flexure &
Left (splenic) colic flexure